我们今天对于物品右键点击的事件进行专门设置
1. items 包中新建 Item类名(以 ItemGaisRiser作为演示)

对新建的 ItemGaisRiser.java 进行编辑
package com.Joy187.newmod.items;
import com.Joy187.newmod.entity.EntityGaia;
import net.minecraft.creativetab.CreativeTabs;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.entity.projectile.EntityLargeFireball;
import net.minecraft.item.ItemStack;
import net.minecraft.util.ActionResult;
import net.minecraft.util.EnumActionResult;
import net.minecraft.util.EnumHand;
import net.minecraft.util.math.Vec3d;
import net.minecraft.world.World;
public class ItemGaiaRiser extends ItemBase{
public ItemGaiaRiser(String name,CreativeTabs tab) {
super(name, tab);
}
}
2.发射火球